Edmond Hamilton 
Edmond Hamilton SF Gateway Omnibus [EPUB ebook] 
Captain Future and the Space Emperor, The Star Kings & The Weapon From Beyond

Hamilton was one of space opera’s early influencers, alongside ‘Doc’ Smith and Jack Williamson, and also spent some time at DC Comics, where he wrote such seminal titles as Superman and The Legion of Superheroes. This omnibus contains the opening volumes to three of his best loved series: Captain Future and the Space Emperor, The Star Kings and The Weapon From Beyond.